Surge Arrester M51-A350XG
2-Electrode-Arrester Ordering code: B88069X5040T103
AB E / AB PM Issue 01, 15.10.2003
Page 1 of 2
DC spark-over voltage
1) 2)
350
± 20
V
%
Impulse spark-over voltage
at 100 V/µs - for 99 % of measured values
- typical values of distribution
at 1 kV/µs - for 99 % of measured values
- typical values of distribution
< 800
< 750
< 900
< 800
V
V
V
V
Nominal impulse discharge current (wave 8/20 µs)
Single impulse discharge current (wave 8/20 µs)
5
10
kA
kA
Nominal alternating discharge current (50 Hz, 1 s)
Alternating discharge current (50 Hz, 9 cycles)
5
10
A
A
Insulation resistance at 100 V
dc
> 1
G
Ω
Capacitance at 1 MHz < 1 pF
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
~ 20
~ 0.8
~ 65
V
A
V
Weight ~ 1 g
Operation and storage temperature -40 ... +90 °C
Climatic category (IEC 60068-1) 40/ 90/ 21
Marking, blue
350 YY O
350 - Nominal voltage
YY - Year of production
O - Non radioactive
1)
At delivery AQL 0.65 level II, DIN ISO 2859
2)
In ionized mode
Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845
